Initial views touchui GestureRecognizer support

views/touchui/gesture_manager.h

Index: views/touchui/gesture_manager.h
diff --git a/views/touchui/gesture_manager.h b/views/touchui/gesture_manager.h
index 12fee961b7a75d23104c9b784dc49ad6398627d2..51ad8643570354533c385ab5eaca8a83ef68d081 100644
--- a/views/touchui/gesture_manager.h
+++ b/views/touchui/gesture_manager.h
@@ -7,6 +7,7 @@
 #pragma once
 
 #include "base/memory/singleton.h"
+#include "views/touchui/gesture_recognizer.h"
 #include "views/view.h"
 
 namespace ui {
@@ -48,6 +49,16 @@ class VIEWS_EXPORT GestureManager {
  private:
   friend struct DefaultSingletonTraits<GestureManager>;
 
+  // Source view's RootView, This instance is not owned by GestureManager.
+  // See ProcessTouchEventForGesture() for source definition.
+  // Note: Simultaneous Gestures happening across two different RootViews are

[rjkroege, 2011/10/27 23:10:07]

in touchui, there is only one root view.

This would need to be different for aura. The gesture manager might rightly
belong in aura::Desktop

[Gajen, 2011/10/31 13:34:30]

Discarded completely as GR is now derived from GM

+  // Not Recognized. Exception to this is TYPE_CHILD widget which still could
+  // be NativeWidgetGtk.
+  RootView* root_view_;
+
+  // GestureRecognizer instance.
+  GestureRecognizer gesture_recognizer_;
+
   DISALLOW_COPY_AND_ASSIGN(GestureManager);
 };